Odpowiedzi

2010-01-08T22:36:07+01:00
Razem - 1800 kg
Ziemniaki - 5b
Buraki - b
Kapusta - b+1200kg

5b+b+b+1200kg=1800kg
7b=1800kg-1200kg
7b=600kg
b=85,714kg

Ziemniaki - 5b (5*85,714=428,57kg)
Buraki - b (85,714kg)
Kapusta - b+1200kg (85,714+1200=1285,714kg)